Sofa or similar unit of furniture



FIG. 1 is a front perspective view of a sofa embodying my new design; and

FIG. 2 is a front perspective view of a second embodiment of the sofa shown in FIG. 1.

The rear surfaces of the sofa not visible in FIGS. 1 and 2 are substantially plain and unornamented. 

The ornamental design for sofa or similar unit of furniture, substantially as shown and described. 